*{
	margin:0;
	padding:0;
}

.content{
	margin:0 auto;
	width:1200px;
	height:2000px;
	background:blue;
	margin-top:20px;
}
.content_left{
	width:250px;
	height:2000px;
	background:red;
	float:left;
}
.content_right{
	width:940px;
	height:2000px;
	background:green;
	float:right;
}
.content_right_left{
	width:500px;
	float:left;
}
.content_right_left_content{
	width:480px;
	height:500px;
	margin:0 auto;
	background:yellow;

}
.content_right_left_content2{
	width:480px;
	height:500px;
	margin:0 auto;
	background:orange;

}
.content_right_right{
	width:440px;
	background:blue;
	float:right;

}
.content_right_right_content{
	width:430px;
	height:500px;
	background:red;
	margin:0 auto;
}
.content_right_right_content2{
	width:430px;
	height:500px;
	background:pink;
	margin:0 auto;
}